Nut



FIG. 1 is a perspective view of a nut showing my new design;

FIG. 2 is a front elevational view thereof, all other side elevational views being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is another perspective view thereof. 

CLAIM The ornamental design for a nut, as shown and described. 